#66185B#66185B

#66185B is a dark, vivid purple. Relative luminance 0.042; OKLCH L 36.6% C 0.136 H 334.3°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#66185B
RGB	rgb(102, 24, 91)
HSL	hsl(308, 62%, 25%)
HSV	hsv(308, 76%, 40%)
CMYK	cmyk(0%, 76.5%, 10.8%, 60%)
CIE-LAB	lab(24.43, 42.03, -21.44)
CIE-LCH	lch(24.43, 47.18, 332.97°)
OKLab	oklab(36.64% 0.1221 -0.0587)
OKLCH	oklch(36.64% 0.136 334.3)
XYZ	xyz(7.6945, 4.2340, 10.3075)
Luminance	0.0423 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66185B #186623

analogous

#4A1866 #66185B #661834

triadic

#66185B #5B6618 #185B66

tetradic

#66185B #664A18 #186623 #183466

square

#66185B #664A18 #186623 #183466

split-complementary

#66185B #346618 #18664A

monochromatic

#190616 #340C2F #66185B #982487 #C92FB3

Accessibility & contrast

On white

11.37

#66185B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#66185B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66185B

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66185B	#FFFFFF	#000000	##FFFFFF
##66185B	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17335D

Deuteranopia (green-blind)

#333E59

Tritanopia (blue-blind)

#6B1F37

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #66185b;
/* rgb */ color: rgb(102, 24, 91);
/* oklch */ color: oklch(36.6% 0.136 334.3);

Tailwind

colors: {
  custom: {
    50: '#955e89',
    500: '#66185b',
    950: '#000000',
  },
}

SCSS

$custom: #66185b;
$custom-light: #955e89;
$custom-dark: #000000;

JSON

{
  "hex": "#66185b",
  "rgb": {
    "r": 102,
    "g": 24,
    "b": 91
  },
  "hsl": {
    "h": 308.462,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.36643,
    "c": 0.1355,
    "h": 334.3
  },
  "luminance": 0.04233
}

Semantic roles & 50–950 ramp

primary

#66185B

secondary

#3E9C4B

accent

#E55A43

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0E050B

muted

#7E797C

Preview Lab

Preview with #66185B

Body copy rendered with the generated semantic roles for this colour.

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